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document external identifier

doc_ext_id
general
Updated 3/30/2026

Definition

The external system reference id for a clinical information record. Used as a unique reference to identify and track the document across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for document management and reporting.

Standard Abbreviation

doc_ext_id

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  doc_ext_id VARCHAR(100),  -- document external identifier
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  doc_ext_id as document_external_identifier
FROM claims;

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